document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=864206>Question 864206</A>: <I><SPAN STYLE=\"word-break: break-all;\"> f: x= x(squared) +px +q            (-3,0) (2,5)\r<BR>\n" );
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document.write( "A) calculate the value of p and q<BR>\n" );
document.write( "B) t is a negative real number and (t,t-1) is a point on the graph. Find the value of t. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #520850 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=520850\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (B) First do part (A) and use the p and q values in the function.\r<BR>\n" );
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document.write( "(A)  Those points give you:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-3%29%5E2-3p%2Bq=0 ALIGN=MIDDLE  ALT=\"%28-3%29%5E2-3p%2Bq=0\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%5E2%2B2p%2Bq=5 ALIGN=MIDDLE  ALT=\"2%5E2%2B2p%2Bq=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "which is the system<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9-3p%2Bq=0 ALIGN=MIDDLE  ALT=\"9-3p%2Bq=0\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2B2p%2Bq=5 ALIGN=MIDDLE  ALT=\"4%2B2p%2Bq=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-3p%2Bq=-9 ALIGN=MIDDLE  ALT=\"-3p%2Bq=-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > amd <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2p%2Bq=1 ALIGN=MIDDLE  ALT=\"2p%2Bq=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "SYSTEM:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%283p-q=9%29 ALIGN=MIDDLE  ALT=\"highlight%283p-q=9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%282p%2Bq=1%29 ALIGN=MIDDLE  ALT=\"highlight%282p%2Bq=1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "ELIMINATION METHOD is most convenient.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5p=10 ALIGN=MIDDLE  ALT=\"5p=10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28p=2%29 ALIGN=MIDDLE  ALT=\"highlight%28p=2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > from that find <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28q=-3%29 ALIGN=MIDDLE  ALT=\"highlight%28q=-3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Function is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28f%28x%29=x%5E2%2B2x-3%29 ALIGN=MIDDLE  ALT=\"highlight%28f%28x%29=x%5E2%2B2x-3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, which you can evaluate for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=t-1 ALIGN=MIDDLE  ALT=\"f%28x%29=t-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=t ALIGN=MIDDLE  ALT=\"x=t\"   DISABLED_style= \"max-width:90%; height:auto;\" >, and solve to find t. </SPAN>\n" );
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